28553668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49919}}^1$

素因数の和:49947

約数の個数: 24

約数和(自身を含む): 58705920

約数和(自身を除く): 30152252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 49919, 99838, 199676, 549109, 648947, 1098218, 1297894, 2196436, 2595788, 7138417, 14276834, 28553668]

約数ペア:

[(1, 28553668), (2, 14276834), (4, 7138417), (11, 2595788), (13, 2196436), (22, 1297894), (26, 1098218), (44, 648947), (52, 549109), (143, 199676), (286, 99838), (572, 49919)]